US6914641B2 - Liquid crystal display devices and manufacturing method thereof - Google Patents
Liquid crystal display devices and manufacturing method thereof Download PDFInfo
- Publication number
- US6914641B2 US6914641B2 US10/309,885 US30988502A US6914641B2 US 6914641 B2 US6914641 B2 US 6914641B2 US 30988502 A US30988502 A US 30988502A US 6914641 B2 US6914641 B2 US 6914641B2
- Authority
- US
- United States
- Prior art keywords
- substrate
- passivation layer
- forming
- black matrix
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/121—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode common or background
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/128—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode field shaping
Abstract
Description
Claims (32)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010076846A KR100857132B1 (en) | 2001-12-06 | 2001-12-06 | liquid crystal display devices and manufacturing method of the same |
KR2001-76846 | 2001-12-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
US20030107687A1 US20030107687A1 (en) | 2003-06-12 |
US6914641B2 true US6914641B2 (en) | 2005-07-05 |
Family
ID=19716700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/309,885 Expired - Fee Related US6914641B2 (en) | 2001-12-06 | 2002-12-05 | Liquid crystal display devices and manufacturing method thereof |
Country Status (2)
Country | Link |
---|---|
US (1) | US6914641B2 (en) |
KR (1) | KR100857132B1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040126916A1 (en) * | 2002-12-30 | 2004-07-01 | Lg.Philips Lcd Co., Ltd. | Method of fabricating liquid crystal display device |
US20040189885A1 (en) * | 2003-03-28 | 2004-09-30 | Samsung Electronics Co., Ltd. | Display device and diode array panel therefor |
US20040239845A1 (en) * | 2003-05-30 | 2004-12-02 | Choi Su Seok | Liquid crystal display device and method for manufacturing the same |
US20040252265A1 (en) * | 2003-06-12 | 2004-12-16 | Ma Jung Ho | Liquid crystal display |
US20090153248A1 (en) * | 2007-12-18 | 2009-06-18 | Qualcomm Incorporated | Amplifier with dynamic bias |
US8730422B2 (en) | 2012-05-23 | 2014-05-20 | Samsung Display Co., Ltd. | Liquid crystal display |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040001969A (en) * | 2002-06-29 | 2004-01-07 | 비오이 하이디스 테크놀로지 주식회사 | Method of manufacture a liquid crystal device |
KR100484950B1 (en) * | 2002-10-31 | 2005-04-22 | 엘지.필립스 엘시디 주식회사 | liquid crystal display device and fabrication method of thereof |
KR100617612B1 (en) * | 2003-08-26 | 2006-09-01 | 비오이 하이디스 테크놀로지 주식회사 | FFS mode liquid crystal display |
KR100705621B1 (en) * | 2003-08-29 | 2007-04-11 | 비오이 하이디스 테크놀로지 주식회사 | method for fabricating fringe field switching liquid crystal display |
KR101071711B1 (en) * | 2003-12-29 | 2011-10-12 | 엘지디스플레이 주식회사 | In-Plane Switching mode Liquid crystal display device |
TWI344563B (en) * | 2004-05-28 | 2011-07-01 | Sharp Kk | Liquid crystal display unit and method for fabricating the same |
KR101046927B1 (en) * | 2004-09-03 | 2011-07-06 | 삼성전자주식회사 | Thin film transistor array panel |
KR100647774B1 (en) * | 2004-11-04 | 2006-11-23 | 엘지.필립스 엘시디 주식회사 | Thin Film Transistor Substrate Of Poly Silicon Type And Method of Fabricating The Same |
KR20060073826A (en) | 2004-12-24 | 2006-06-29 | 삼성전자주식회사 | Thin film transistor array panel |
KR101133761B1 (en) * | 2005-01-26 | 2012-04-09 | 삼성전자주식회사 | Liquid crystal display |
US7554619B2 (en) * | 2005-12-05 | 2009-06-30 | Tpo Displays Corp. | Stacked storage capacitor structure for a LTPS TFT-LCD |
CN100517033C (en) * | 2005-12-07 | 2009-07-22 | 群康科技(深圳)有限公司 | Liquid crystal display panel |
TWI348045B (en) * | 2006-07-20 | 2011-09-01 | Wintek Corp | Multi-domain lcd |
KR101306206B1 (en) * | 2006-04-24 | 2013-09-10 | 삼성디스플레이 주식회사 | Array substrate, display panel having the same and method for making the same |
KR101298604B1 (en) * | 2006-06-30 | 2013-08-26 | 엘지디스플레이 주식회사 | Liquid crystal display device and method for fabricating the same |
CN101517471B (en) * | 2006-11-20 | 2011-02-02 | 夏普株式会社 | Field angle control panel, and liquid crystal display device |
KR20090027920A (en) * | 2007-09-13 | 2009-03-18 | 삼성전자주식회사 | Display substrate and display panel having the same |
TW201033708A (en) * | 2009-03-04 | 2010-09-16 | Hannstar Display Corp | Thin film transistor substrate and twisted nematic liquid crystal display panel |
TWI420213B (en) * | 2010-04-28 | 2013-12-21 | Au Optronics Corp | Liquid crystal display panel |
US20150015836A1 (en) * | 2013-07-15 | 2015-01-15 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal panel and the liquid crystal device with the same |
TWI575756B (en) | 2015-01-13 | 2017-03-21 | 群創光電股份有限公司 | Display panel |
KR20160106798A (en) * | 2015-03-02 | 2016-09-13 | 삼성디스플레이 주식회사 | Display devices |
CN104698706B (en) * | 2015-03-31 | 2018-05-29 | 合肥京东方光电科技有限公司 | A kind of array substrate and its manufacturing method, display device |
CN104880852B (en) * | 2015-06-16 | 2019-02-15 | 京东方科技集团股份有限公司 | A kind of array substrate and preparation method thereof, display panel and display device |
KR102298361B1 (en) * | 2015-08-24 | 2021-09-06 | 삼성디스플레이 주식회사 | Liquid crystal display device |
CN106940498B (en) * | 2017-05-09 | 2020-07-03 | 深圳市华星光电技术有限公司 | Liquid crystal display panel |
CN111443532A (en) * | 2020-04-21 | 2020-07-24 | Tcl华星光电技术有限公司 | Liquid crystal display panel and display device |
Citations (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691995A (en) | 1985-07-15 | 1987-09-08 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal filling device |
US5309264A (en) | 1992-04-30 | 1994-05-03 | International Business Machines Corporation | Liquid crystal displays having multi-domain cells |
JPH06235925A (en) | 1993-02-10 | 1994-08-23 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display element |
JPH08101395A (en) | 1994-09-30 | 1996-04-16 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
US5608556A (en) | 1993-06-24 | 1997-03-04 | Sanyo Electric Co., Ltd. | Liquid crystal display having orientation control electrodes for controlling liquid crystal orientation |
JPH0961829A (en) | 1995-08-21 | 1997-03-07 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
US5631753A (en) * | 1991-06-28 | 1997-05-20 | Dai Nippon Printing Co., Ltd. | Black matrix base board and manufacturing method therefor, and liquid crystal display panel and manufacturing method therefor |
US5666179A (en) | 1993-04-12 | 1997-09-09 | Sanyo Electric Co., Ltd. | Liquid crystal display device having opening formed in electrode |
JPH10177178A (en) | 1996-12-17 | 1998-06-30 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
EP0884626A2 (en) | 1997-06-12 | 1998-12-16 | Fujitsu Limited | Vertically-aligned (VA) liquid crystal display device |
JPH10333157A (en) | 1997-06-03 | 1998-12-18 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display device |
JPH10333159A (en) | 1997-06-03 | 1998-12-18 | Matsushita Electric Ind Co Ltd | Liquid crystal display device |
JPH11133438A (en) | 1997-10-24 | 1999-05-21 | Matsushita Electric Ind Co Ltd | Liquid crystal display element and its production |
JPH11142864A (en) | 1997-11-07 | 1999-05-28 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display device |
JPH11248930A (en) | 1998-03-06 | 1999-09-17 | Matsushita Electric Ind Co Ltd | Color filter substrate and manufacture thereof, and liquid crystal display element using same color filter substrate |
JPH11326922A (en) | 1998-05-14 | 1999-11-26 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display panel |
WO2000008521A1 (en) | 1998-08-06 | 2000-02-17 | Konovalov Victor A | Liquid-cristal display and the method of its fabrication |
US6081315A (en) * | 1998-05-07 | 2000-06-27 | Nec Corporation | Liquid crystal display apparatus |
US6100953A (en) * | 1998-08-20 | 2000-08-08 | Lg. Philips Lcd Co., Ltd. | Multi-domain liquid crystal display device with concave portion in color filter and method of manufacturing thereof |
US6115088A (en) * | 1996-09-04 | 2000-09-05 | Semiconductor Energy Laboratory Co., Ltd. | Display device |
US6124604A (en) * | 1996-12-30 | 2000-09-26 | Semiconductor Energy Laboratory, Inc. | Liquid crystal display device provided with auxiliary circuitry for reducing electrical resistance |
US6307214B1 (en) * | 1997-06-06 | 2001-10-23 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor thin film and semiconductor device |
US6421102B2 (en) * | 1998-09-21 | 2002-07-16 | Kabushiki Kaisha Advanced Display | Liquid crystal display with pixel electrodes formed in a plurality of matrix-like regions and manufacturing method thereof |
US6650390B2 (en) * | 2000-03-03 | 2003-11-18 | Nec Lcd Technologies, Inc. | Liquid crystal display panel having floating pixel electrode |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100301855B1 (en) * | 1998-12-11 | 2001-09-26 | 구본준, 론 위라하디락사 | Multi-domain liquid crystal display device |
KR100357215B1 (en) * | 1999-06-21 | 2002-10-18 | 엘지.필립스 엘시디 주식회사 | Multi-domain liquid crystal display device |
KR100488338B1 (en) * | 2000-05-09 | 2005-05-10 | 엘지.필립스 엘시디 주식회사 | Array substrate for TFT type liquid crystal display device and method of manufacturing the same |
-
2001
- 2001-12-06 KR KR1020010076846A patent/KR100857132B1/en not_active IP Right Cessation
-
2002
- 2002-12-05 US US10/309,885 patent/US6914641B2/en not_active Expired - Fee Related
Patent Citations (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691995A (en) | 1985-07-15 | 1987-09-08 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal filling device |
US5631753A (en) * | 1991-06-28 | 1997-05-20 | Dai Nippon Printing Co., Ltd. | Black matrix base board and manufacturing method therefor, and liquid crystal display panel and manufacturing method therefor |
US5309264A (en) | 1992-04-30 | 1994-05-03 | International Business Machines Corporation | Liquid crystal displays having multi-domain cells |
JPH06235925A (en) | 1993-02-10 | 1994-08-23 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display element |
US5666179A (en) | 1993-04-12 | 1997-09-09 | Sanyo Electric Co., Ltd. | Liquid crystal display device having opening formed in electrode |
US5608556A (en) | 1993-06-24 | 1997-03-04 | Sanyo Electric Co., Ltd. | Liquid crystal display having orientation control electrodes for controlling liquid crystal orientation |
JPH08101395A (en) | 1994-09-30 | 1996-04-16 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
JPH0961829A (en) | 1995-08-21 | 1997-03-07 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
US6115088A (en) * | 1996-09-04 | 2000-09-05 | Semiconductor Energy Laboratory Co., Ltd. | Display device |
JPH10177178A (en) | 1996-12-17 | 1998-06-30 | Matsushita Electric Ind Co Ltd | Production of liquid crystal display element |
US6124604A (en) * | 1996-12-30 | 2000-09-26 | Semiconductor Energy Laboratory, Inc. | Liquid crystal display device provided with auxiliary circuitry for reducing electrical resistance |
JPH10333157A (en) | 1997-06-03 | 1998-12-18 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display device |
JPH10333159A (en) | 1997-06-03 | 1998-12-18 | Matsushita Electric Ind Co Ltd | Liquid crystal display device |
US6307214B1 (en) * | 1997-06-06 | 2001-10-23 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor thin film and semiconductor device |
EP0884626A2 (en) | 1997-06-12 | 1998-12-16 | Fujitsu Limited | Vertically-aligned (VA) liquid crystal display device |
JPH11133438A (en) | 1997-10-24 | 1999-05-21 | Matsushita Electric Ind Co Ltd | Liquid crystal display element and its production |
JPH11142864A (en) | 1997-11-07 | 1999-05-28 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display device |
JPH11248930A (en) | 1998-03-06 | 1999-09-17 | Matsushita Electric Ind Co Ltd | Color filter substrate and manufacture thereof, and liquid crystal display element using same color filter substrate |
US6081315A (en) * | 1998-05-07 | 2000-06-27 | Nec Corporation | Liquid crystal display apparatus |
JPH11326922A (en) | 1998-05-14 | 1999-11-26 | Matsushita Electric Ind Co Ltd | Manufacture of liquid crystal display panel |
WO2000008521A1 (en) | 1998-08-06 | 2000-02-17 | Konovalov Victor A | Liquid-cristal display and the method of its fabrication |
US6100953A (en) * | 1998-08-20 | 2000-08-08 | Lg. Philips Lcd Co., Ltd. | Multi-domain liquid crystal display device with concave portion in color filter and method of manufacturing thereof |
US6421102B2 (en) * | 1998-09-21 | 2002-07-16 | Kabushiki Kaisha Advanced Display | Liquid crystal display with pixel electrodes formed in a plurality of matrix-like regions and manufacturing method thereof |
US6650390B2 (en) * | 2000-03-03 | 2003-11-18 | Nec Lcd Technologies, Inc. | Liquid crystal display panel having floating pixel electrode |
Non-Patent Citations (1)
Title |
---|
Y. Tanaka, et al., 16.5L: Late News Paper: A New Design to Improve Performance and Simplify the Manufacturing Process of High-Quality MVA TFT-LCD Panels, ISSN0099-0966X/99/3001-0180-$1.00+.00 (C) 1999 SID, pp. 206-209. |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040126916A1 (en) * | 2002-12-30 | 2004-07-01 | Lg.Philips Lcd Co., Ltd. | Method of fabricating liquid crystal display device |
US7179673B2 (en) * | 2002-12-30 | 2007-02-20 | Lg.Philips Lcd Co., Ltd. | Method of fabricating liquid crystal display device |
US20040189885A1 (en) * | 2003-03-28 | 2004-09-30 | Samsung Electronics Co., Ltd. | Display device and diode array panel therefor |
US7184108B2 (en) * | 2003-03-28 | 2007-02-27 | Samsung Electronics Co., Ltd. | Display device and diode array panel therefor |
US20040239845A1 (en) * | 2003-05-30 | 2004-12-02 | Choi Su Seok | Liquid crystal display device and method for manufacturing the same |
US7119862B2 (en) * | 2003-05-30 | 2006-10-10 | Lg.Philips Lcd Co., Ltd. | Reflective LCD device having the first photo-acryl layer being out of direct contact with the data line and method for manufacturing the same |
US20040252265A1 (en) * | 2003-06-12 | 2004-12-16 | Ma Jung Ho | Liquid crystal display |
US20090153248A1 (en) * | 2007-12-18 | 2009-06-18 | Qualcomm Incorporated | Amplifier with dynamic bias |
US8730422B2 (en) | 2012-05-23 | 2014-05-20 | Samsung Display Co., Ltd. | Liquid crystal display |
Also Published As
Publication number | Publication date |
---|---|
KR20030046641A (en) | 2003-06-18 |
KR100857132B1 (en) | 2008-09-05 |
US20030107687A1 (en) | 2003-06-12 |
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AS | Assignment |
Owner name: LG. PHILIPS LCD CO, LTD., KOREA, REPUBLIC OF Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHOO, KYO-SEOP;KIM, DO SUNG;REEL/FRAME:013549/0415 Effective date: 20021205 |
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Owner name: LG DISPLAY CO., LTD., KOREA, REPUBLIC OF Free format text: CHANGE OF NAME;ASSIGNOR:LG.PHILIPS LCD CO., LTD.;REEL/FRAME:021763/0177 Effective date: 20080304 Owner name: LG DISPLAY CO., LTD.,KOREA, REPUBLIC OF Free format text: CHANGE OF NAME;ASSIGNOR:LG.PHILIPS LCD CO., LTD.;REEL/FRAME:021763/0177 Effective date: 20080304 |
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